<ti-button-group [items]="items" [(ngModel)]="selected"> </ti-button-group> <br /><br />
<ti-button-group [multiple]="true" [items]="items1" [(ngModel)]="selected1"></ti-button-group>

<ng-template #tip let-item="context"> <span>Template类型的提示</span><br /> </ng-template>
